Drinking cup



FIG. 1 is a perspective view of the drinking cup showing my design thereof;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a front cross-sectional view thereof taken along line 8—8 of FIG. 5. 

The ornamental design for a drinking cup, as shown and described. 